Base | Representation |
---|---|
bin | 1111111011101001… |
… | …00011011001010001 |
3 | 211002002200200201222 |
4 | 13331310203121101 |
5 | 120004131120114 |
6 | 3532424334425 |
7 | 421650345131 |
oct | 77564433121 |
9 | 24062620658 |
10 | 8553379409 |
11 | 369a183603 |
12 | 17a8614415 |
13 | a64097863 |
14 | 5b1d96ac1 |
15 | 350da998e |
hex | 1fdd23651 |
8553379409 has 4 divisors (see below), whose sum is σ = 8558524416. Its totient is φ = 8548234404.
The previous prime is 8553379391. The next prime is 8553379421. The reversal of 8553379409 is 9049733558.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-8553379409 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (8553379489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2570009 + ... + 2573334.
It is an arithmetic number, because the mean of its divisors is an integer number (2139631104).
Almost surely, 28553379409 is an apocalyptic number.
It is an amenable number.
8553379409 is a deficient number, since it is larger than the sum of its proper divisors (5145007).
8553379409 is a wasteful number, since it uses less digits than its factorization.
8553379409 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5145006.
The product of its (nonzero) digits is 4082400, while the sum is 53.
The square root of 8553379409 is about 92484.4819902236. The cubic root of 8553379409 is about 2045.0907242706.
The spelling of 8553379409 in words is "eight billion, five hundred fifty-three million, three hundred seventy-nine thousand, four hundred nine".
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